Brompton C Line 12 Speed High Bar Folding Bike 2025 The Brompton C Line 12 Speed High Bar Folding Bike 2025 is the ultimate city companion, blending iconic British craftsmanship with cutting-edge portability. Handmade in London since 1975, it folds into a compact, locked package in under 20 seconds, making it ideal for navigating busy streets, commuting by train, or tucking under a café table. Now featuring a 12 speed system, it offers an impressive gear range comparable to traditional road and commuter bikes, all while maintaining Brompton’s renowned compact design. The Advance Rear Frame enhances portability, allowing the folded bike to glide smoothly on larger, rolling wheels.